Light Fastness Ink
Overview
- These Inks are designed to meet the various demands for outdoor exposure of the color prints. Formulated with special pigments having good light-fastness. The color shades after printing are not faded by exposure to light.
Kinds & Characteristic
Lightfastness resistant degree of lightfastness printing ink
LIghtfastness resIstant degree measured by Weather-0-Meter
(Q Pannal Company QUV Tester 320~360 nm Temp: 30°C)
A: Superior - No color changes in 60 hours
B:Regular - No color changes in from 20 to 60 hours
C Weak- No color changes in 20 hours